| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.car.hal; |
| |
| import android.annotation.NonNull; |
| import android.content.pm.UserInfo; |
| import android.hardware.automotive.vehicle.V2_0.InitialUserInfoRequestType; |
| import android.hardware.automotive.vehicle.V2_0.UserFlags; |
| import android.os.UserHandle; |
| import android.util.DebugUtils; |
| |
| import com.android.car.hal.UserHalService.HalCallback; |
| import com.android.car.hal.UserHalService.HalCallback.HalCallbackStatus; |
| |
| /** |
| * Provides utility methods for User HAL related functionalities. |
| */ |
| public final class UserHalHelper { |
| |
| /** |
| * Gets user-friendly representation of the status. |
| */ |
| public static String halCallbackStatusToString(@HalCallbackStatus int status) { |
| switch (status) { |
| case HalCallback.STATUS_OK: |
| return "OK"; |
| case HalCallback.STATUS_HAL_SET_TIMEOUT: |
| return "HAL_SET_TIMEOUT"; |
| case HalCallback.STATUS_HAL_RESPONSE_TIMEOUT: |
| return "HAL_RESPONSE_TIMEOUT"; |
| case HalCallback.STATUS_WRONG_HAL_RESPONSE: |
| return "WRONG_HAL_RESPONSE"; |
| case HalCallback.STATUS_CONCURRENT_OPERATION: |
| return "CONCURRENT_OPERATION"; |
| default: |
| return "UNKNOWN-" + status; |
| } |
| } |
| |
| /** |
| * Converts a string to a {@link InitialUserInfoRequestType}. |
| * |
| * @return valid type or numeric value if passed "as is" |
| * |
| * @throws IllegalArgumentException if type is not valid neither a number |
| */ |
| public static int parseInitialUserInfoRequestType(@NonNull String type) { |
| // TODO(b/150419600): add unit test |
| switch(type) { |
| case "FIRST_BOOT": |
| return InitialUserInfoRequestType.FIRST_BOOT; |
| case "FIRST_BOOT_AFTER_OTA": |
| return InitialUserInfoRequestType.FIRST_BOOT_AFTER_OTA; |
| case "COLD_BOOT": |
| return InitialUserInfoRequestType.COLD_BOOT; |
| case "RESUME": |
| return InitialUserInfoRequestType.RESUME; |
| default: |
| try { |
| return Integer.parseInt(type); |
| } catch (NumberFormatException e) { |
| throw new IllegalArgumentException("invalid type: " + type); |
| } |
| } |
| } |
| |
| /** |
| * Converts Android user flags to HALs. |
| */ |
| public static int convertFlags(@NonNull UserInfo user) { |
| // TODO(b/150419600): add unit test |
| int flags = UserFlags.NONE; |
| if (user.id == UserHandle.USER_SYSTEM) { |
| flags |= UserFlags.SYSTEM; |
| } |
| if (user.isAdmin()) { |
| flags |= UserFlags.ADMIN; |
| } |
| if (user.isGuest()) { |
| flags |= UserFlags.GUEST; |
| } |
| if (user.isEphemeral()) { |
| flags |= UserFlags.EPHEMERAL; |
| } |
| |
| return flags; |
| } |
| |
| /** |
| * Gets a user-friendly representation of the user flags. |
| */ |
| @NonNull |
| public static String userFlagsToString(int flags) { |
| return DebugUtils.flagsToString(UserFlags.class, "", flags); |
| } |
| |
| private UserHalHelper() { |
| throw new UnsupportedOperationException("contains only static methods"); |
| } |
| } |